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Bryansk

(Encyclopedia) Bryansk Bryansk brēänskˈ [key], city (2020 est. pop. 399,000), capital of Bryansk region, central…

Bushehr

(Encyclopedia) Bushehr Bushehr b&oomacr;shĕrˈ [key] or Bushire Bushire…

Bothe, Walther Wilhelm Georg

(Encyclopedia) Bothe, Walther Wilhelm Georg, 1891–1957, German physicist, Ph.D. Univ. of Berlin, 1923. Bothe was a researcher at the Reich Physical and Technical Institute (1913–30) and a professor…

Bevan, Aneurin

(Encyclopedia) Bevan, AneurinBevan, Aneurinənīˈrĭn bĕˈvən [key], 1897–1960, British political leader. A coal miner and trade unionist, he served (1929–60) in Parliament as a member of the Labour…

Yang, Chen-ning

(Encyclopedia) Yang, Chen-ningYang, Chen-ningchĕn-nĭng yäng [key], 1922–, American physicist, b. China, Ph.D. Univ. of Chicago, 1948. Yang was a member of the Institute for Advanced Study at…

cataract

(Encyclopedia) cataract, in medicine, opacity of the lens of the eye, which impairs vision. In the young, cataracts are generally congenital or hereditary; later they are usually the result of…

neutrino astronomy

(Encyclopedia) neutrino astronomy, study of stars by means of their emission of neutrinos, fundamental particles that result from nuclear reactions and are emitted by stars along with light.…

torpedo , in naval warfare

(Encyclopedia) torpedo, in naval warfare, a self-propelled submarine projectile loaded with explosives, used for the destruction of enemy ships. Although there were attempts at subsurface warfare in…

Myrdal, Alva

(Encyclopedia) Myrdal, AlvaMyrdal, Alvaälˈvä mĭrˈdäl, Swed. mürˈdäl [key], 1902–86, Swedish sociologist, diplomat, and political leader. As a sociologist in the 1930s, she initiated a national…

McDonald, Arthur Bruce

(Encyclopedia) McDonald, Arthur Bruce, 1943–, Canadian astrophysicist, Ph.D. California Institute of Technology, 1969. McDonald was a researcher at the Chalk River Nuclear Laboratories in Ottawa,…